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Technical Data Sheet
PartsTable / MRO / 505527-2
505527-2 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include body_width: 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN, body_height: 1.950 INCHES MINIMUM AND 3.050 INCHES MAXIMUM IN, body_length: 3.950 INCHES MINIMUM AND 4.100 INCHES MAXIMUM IN, body_material: METAL, inclosure_type: HERMETICALLY SEALED, overall_height: 3.960 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-197-4753, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 505527-2
NSN: 5915-00-197-4753
FSC: 5915
CAGE: 52570 — PROFESSIONAL ELECTRONICS CO INC. DBA HALLICRAFTERS (USA)
SPECIFICATIONS
body_width1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
body_height1.950 INCHES MINIMUM AND 3.050 INCHES MAXIMUM IN
body_length3.950 INCHES MINIMUM AND 4.100 INCHES MAXIMUM IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_height3.960 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
features_providedTUNABLE
operating_temp_range-29.0 TO 70.0 CELSIUS DEGC
frequency_tuning_methodSCREW
tunable_frequency_range116.0 MEGAHERTZ MINIMUM AND 150.0 MEGAHERTZ MAXIMUM
load_impedance_per_function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-197-4753
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 505527-2 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
BODY MATERIAL: METAL
•
PRINCIPAL CIRCUITRY TYPE PER FUNCTION: INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
•
VOLTAGE STANDING WAVE RATIO FREQUENCY LIMITS PER FUNCTION: 116.0 MEGAHERTZ BLANK AND 150.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
VOLTAGE STANDING WAVE RATIO PER FUNCTION: 1.3 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS: 3.0 MINIMUM BLANK AND 30.0 MAXIMUM BLANK LOCATION NOT OTHERWISE SPECIFIED
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
•
REFERENCE FREQUENCY PER FUNCTION: 133.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT3.960 INCHES NOMINAL IN
BODY MATERIALMETAL
PRINCIPAL CIRCUITRY TYPE PER FUNCTIONINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
VOLTAGE STANDING WAVE RATIO FREQUENCY LIMITS PER FUNCTION116.0 MEGAHERTZ BLANK AND 150.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
VOLTAGE STANDING WAVE RATIO PER FUNCTION1.3 BLANK LOCATION NOT OTHERWISE SPECIFIED
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS3.0 MINIMUM BLANK AND 30.0 MAXIMUM BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
REFERENCE FREQUENCY PER FUNCTION133.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
FREQUENCY TUNING METHODSCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
2950Interchangeable
interchangeable cross-reference
interchangeable
251-01Interchangeable
interchangeable cross-reference
interchangeable
4S90653-101AInterchangeable
interchangeable cross-reference
interchangeable
209Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 505527-2?
505527-2 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 505527-2?
There are 17 known substitutes for 505527-2: 2950, 251-01, 4S90653-101A and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 505527-2?
505527-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-197-4753. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026